An official website of the United States government.

We've made some changes to EPA.gov. If the information you are looking for is not here, you may be able to find it on the EPA Web Archive or the January 19, 2017 Web Snapshot.

Toxics Release Inventory (TRI) Program

What Can TRI Tell You About Risk?

Presentation gives an overview of:

  • the basic principles of assessing risk
  • how to interpret Toxics Release Inventory (TRI) data
  • resources to help determine if there is a cause for concern 
You may need a PDF reader to view files on this page. See EPA’s About PDF page to learn more.